Average temperature in December is 26.9 °C
Average daytime temperature is 31.7 °C
Average night temperature is 23 °C
Absolute maximum temperature: 38.5 °C
Absolute minimum temperature: 18.5 °C
Number of sunny days: 8
Number of rainy days: 23
Number of snow days:
Precipitation sum: 296 mm
* Weather data for San Bernardo Argentina is based on climate observations for 2023 year
| December (°C) | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum temperature | 38.5 | 33.9 | 29.8 | 23.5 | 28 | 29.2 | 29 | 29.2 | 31.1 | 29.9 | 32 | 35.7 | 38.3 | 31.8 | 35.1 | 36.9 | 38.1 | 33.1 | 27.2 | 26.4 | 27.9 | 29.9 | 32.3 | 31.6 | 31.9 | 30 | 30.8 | 37.1 | 32.2 | 31.4 | 31.6 |
| Apparent max temperature | 41.6 | 38.6 | 33.5 | 23.5 | 33.5 | 34.6 | 32 | 32 | 35.4 | 31.1 | 33.7 | 39.4 | 42.1 | 34 | 40.3 | 39.9 | 41.9 | 37.3 | 30.6 | 28.7 | 31 | 36.5 | 39.1 | 38.1 | 36 | 33.7 | 33 | 42 | 36.4 | 37 | 35.8 |
| Mean temperature | 32 | 29.3 | 25.2 | 22.1 | 23.5 | 25.8 | 25.2 | 24 | 24.3 | 25.5 | 25.1 | 29.3 | 30.7 | 28.2 | 30.1 | 31.3 | 33 | 30 | 22.8 | 23 | 24.7 | 26.1 | 27.8 | 28.2 | 27.2 | 25.6 | 25.2 | 29.3 | 26.8 | 26 | 26.7 |
| Apparent mean temperature | 29.9 | 27.1 | 23.4 | 21.3 | 21.1 | 26.5 | 23.7 | 19.3 | 17.8 | 21.7 | 19 | 25.6 | 30.1 | 27.4 | 29.3 | 28.1 | 30.6 | 29.1 | 20.8 | 21.3 | 23.5 | 25.6 | 28.4 | 29.9 | 26.7 | 21.2 | 20.3 | 23.5 | 25.5 | 23.9 | 23.8 |
| Minimum temperature | 27.6 | 24.7 | 23.2 | 21.3 | 20.4 | 22.6 | 22.3 | 19.1 | 18.5 | 20.6 | 18.5 | 24.5 | 27.4 | 24.9 | 27.4 | 26.3 | 29.2 | 26.9 | 20.2 | 20.7 | 21.1 | 22.7 | 23.9 | 26.1 | 23.4 | 20.2 | 19.9 | 23.5 | 22.3 | 20.9 | 22.4 |
| Apparent min temperature | 34.9 | 33 | 27.5 | 22.4 | 26.4 | 30 | 27.3 | 25.3 | 25.8 | 26.4 | 26 | 31.4 | 33.5 | 31.2 | 33.7 | 34.1 | 35.5 | 33.3 | 24.2 | 24.3 | 27.3 | 30.3 | 33.1 | 33.3 | 31.4 | 27.6 | 26.3 | 31.7 | 29.9 | 30 | 29.2 |
| December | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight duration (h) | 13.7 | 13.7 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.8 | 13.8 | 13.8 |
| Sunshine duration (h) | 12.7 | 10.6 | 2 | 1.1 | 9.9 | 9 | 6.6 | 12.9 | 11.8 | 12.5 | 13 | 12.9 | 9.3 | 6 | 6.2 | 12.7 | 12.7 | 10.3 | 0.2 | 9.3 | 11.7 | 12.5 | 13 | 10.8 | 7.1 | 13 | 13 | 13 | 4.6 | 12.8 | 11 |
| Precipitation (mm) | 2.5 | 12.4 | 30.6 | 2.4 | 2.2 | 4.9 | 34.3 | 0 | 1 | 0.3 | 0 | 0 | 25.4 | 15.8 | 10.9 | 21.9 | 0 | 2.1 | 41.3 | 0.5 | 0.1 | 2.2 | 0.4 | 8 | 42.7 | 0 | 0 | 0 | 34.3 | 0.3 | 0 |
| Precipitation hours | 1 | 9 | 15 | 15 | 14 | 10 | 15 | 0 | 4 | 1 | 0 | 0 | 3 | 4 | 3 | 1 | 0 | 3 | 16 | 5 | 1 | 5 | 4 | 6 | 11 | 0 | 0 | 0 | 9 | 2 | 0 |
| Wind speed (m/s) | 29.9 | 28.7 | 26.8 | 25.4 | 17.6 | 15.5 | 20.8 | 18.8 | 17.7 | 21.3 | 19.8 | 24.9 | 30.2 | 25.3 | 26.9 | 30.8 | 27.2 | 22.5 | 22.6 | 19 | 13.7 | 11.1 | 13.1 | 17.7 | 21.1 | 17.7 | 18.2 | 21.6 | 24.3 | 11 | 17.6 |
In December 2023, the highest daytime temperature in San Bernardo was 38.5°C.
While the minimum temperature at night dropped to 18.5°C.
The average nighttime and daytime temperatures during December in San Bernardo are 23°C and 31.7°C respectively.
The precipitation sum in December is about 296 mm.